PRUNUS J-180
PRUNUS J-180 Vintage Retro Portable Radio
Model: J-180 | Brand: PRUNUS
Introduction
Thank you for choosing the PRUNUS J-180 Vintage Retro Portable Radio. This manual provides essential information for the safe and efficient operation of your device. Please read it thoroughly before use and retain it for future reference.
Safety Information
- Do not expose the device to rain, moisture, or extreme temperatures.
- Avoid dropping or subjecting the device to strong impacts.
- Do not disassemble or attempt to repair the device yourself. Contact qualified service personnel.
- Keep out of reach of children.
- Use only the specified charging cable and power adapter.
Package Contents
Please check the package for the following items:
- PRUNUS J-180 Portable Radio
- USB Type-C Charging Cable
- User Manual (this document)
Product Overview
The PRUNUS J-180 combines vintage aesthetics with modern functionality, offering multiple audio playback options and a powerful speaker.

Figure 1: Front view of the PRUNUS J-180 radio with approximate dimensions (18cm x 10cm x 14cm).
Key Features:
- Clear and Powerful Sound: Equipped with a 5W speaker for rich audio.
- Multi-functional Wireless Transistor: Supports Bluetooth, TF card, USB drive, and AUX input.
- Elegant and Portable Design: Compact size (17 x 8 x 11 cm, 580g) with a handle for easy transport.
- Integrated Phone Stand: Convenient slot on top to hold your smartphone.
- Long Battery Life: 1800mAh rechargeable battery provides up to 12.5 hours of continuous playback at 1/3 volume in FM mode.
- Excellent 3-Band Radio Reception: FM, AM, and SW bands with a long telescopic antenna for enhanced signal reception.
Controls and Ports:
Familiarize yourself with the various controls and connection ports on your radio.

Figure 2: Side panel showing TF card slot, USB port, AUX input, and DC 5V charging port.
- Volume Knob: Adjusts the audio output level.
- Tuning Knob: Selects radio frequencies.
- Band Selector: Switches between FM, AM, and SW radio bands.
- Mode Button: Cycles through Bluetooth, Radio, USB, TF, and AUX modes.
- Play/Pause Button: Controls playback in media modes.
- Previous/Next Track Buttons: Navigates tracks in media modes.
- TF Card Slot: For playing music from a TF (MicroSD) card.
- USB Port: For playing music from a USB flash drive.
- AUX Input: For connecting external audio devices via a 3.5mm audio cable.
- DC 5V Charging Port (Type-C): For charging the internal battery.
- Telescopic Antenna: Extends for improved radio reception.
Setup
Battery Installation and Charging:
The PRUNUS J-180 comes with a pre-installed 1800mAh rechargeable battery. Before first use, it is recommended to fully charge the device.
- Locate the DC 5V Type-C charging port on the side of the radio.
- Connect the provided USB Type-C cable to the radio and the other end to a standard 5V USB power adapter (not included).
- The charging indicator light will illuminate. Once fully charged, the light may change color or turn off (refer to specific product behavior).

Figure 3: Battery compartment with 1800mAh battery.
Video 1: Demonstration of PRUNUS J-180 features including charging, various playback modes, and radio tuning. This video illustrates the product's versatility and ease of use.
Operating Instructions
Power On/Off:
Rotate the Volume knob clockwise to turn the radio ON. Rotate it counter-clockwise until it clicks to turn OFF.
Radio Mode (FM/AM/SW):
- Extend the telescopic antenna for optimal reception.
- Use the Band Selector switch to choose between FM, AM, or SW bands.
- Rotate the Tuning knob to search for radio stations.
- Adjust the Volume knob to your desired listening level.

Figure 4: Radio in use with extended antenna, demonstrating multi-band reception.
Bluetooth Mode:
- Press the Mode button until "Bluetooth" mode is announced or indicated.
- On your mobile device, enable Bluetooth and search for "PRUNUS J-180".
- Select the device to pair. A confirmation sound will indicate successful pairing.
- You can now play audio from your device through the radio. Use the radio's Play/Pause and track navigation buttons, or control directly from your paired device.

Figure 5: Radio demonstrating Bluetooth and other media playback options with a phone on the stand.
USB/TF Card Playback:
- Insert a USB flash drive or a TF (MicroSD) card containing MP3 audio files into the respective port.
- The radio will automatically switch to USB or TF card mode and begin playing. If not, press the Mode button to select the correct source.
- Use the Play/Pause and track navigation buttons to control playback.
AUX Input:
- Connect one end of a 3.5mm audio cable (not included) to the AUX input port on the radio.
- Connect the other end to the headphone jack or audio output of your external device (e.g., smartphone, MP3 player).
- Press the Mode button to select AUX mode.
- Control playback and volume from your external device.
Maintenance
- Clean the radio with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Keep the device away from dust and direct sunlight.
- If not in use for an extended period, charge the battery periodically to maintain its lifespan.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| No power | Ensure the volume knob is turned ON. Check battery charge level and connect to power if needed. |
| Poor radio reception | Extend the telescopic antenna fully. Try repositioning the radio. |
| Bluetooth not pairing | Ensure the radio is in Bluetooth mode. Turn off and on Bluetooth on your device. Make sure no other device is currently paired. |
| USB/TF card not playing | Ensure the card/drive is inserted correctly. Check if audio files are in a supported format (e.g., MP3). Press the Mode button to select the correct source. |
Specifications
- Brand: PRUNUS
- Model: J-180
- Connectivity Technology: Bluetooth 5.0
- Tuning Technology: AM/FM/SW (3 bands)
- Power Source: Rechargeable Battery
- Battery Capacity: 1800mAh
- Speaker Output: 5W
- Product Dimensions: 18L x 10W x 14H cm (approx. 6.7 x 3.2 x 4.3 inches)
- Special Feature: Rechargeable, Phone Stand
- Color: Black or White (as per product variant)
Warranty and Support
PRUNUS products are designed for reliability and performance. For warranty information, technical support, or service inquiries, please refer to the contact details provided on the product packaging or visit the official PRUNUS website.
Please note: Specifications and features are subject to change without prior notice.
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